/Engine/Plugins/Runtime/GameplayAbilities/Source/GameplayAbilities/Public/GameplayEffectTypes.h
typedef TBaseDelegate_OneParam< [FOnGameplayEffectTagCountChanged](API\Plugins\GameplayAbilities\FOnGameplayEffectTagCountChanged) &, [FGameplayTag](API\Runtime\GameplayTags\FGameplayTag) > FRegisterGameplayTagChangeDelegate